As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIR RETURN, DUE TO LANDING GEAR WOULD NOT RETRACT NORMALLY AFTER TAKEOFF. OVERRIDE WAS REQUIRED TO MOVE GEAR HANDLE TO UP. PRESSURIZATION WAS NORMAL AND THERE WAS NO TAKEOFF WARNING HORN WHEN THE FLAPS WERE RETRACTED. EXTENSION WAS NORMAL. AIRCRAFT MADE AN UNEVENTFUL LANDING. ADJUSTED GROUND/AIR SENSE TELEFLEX CABLE AS PER BOEING MM. OPS CHECK GOOD.